Rocky Military 9" Steel Toe Boot Men’s Black Leather Military Combat Boots Size 11 Men’s Vibram Sierra Rubber Sole Used The U.S. Navy inspired entry level hot weather black steel toe Military boot is a great Berry Compliant option for warm arid environments. With Features like a cushion shock absorbing midsole, a padded collar, waterproof liner and a Vibram® Sierra rubber outsole. This boot is a great combination of comfort and rugged toughness. Add to this standard speed lace eyelets and NATO hooks and you have the high-performance ASTM compliant boot you need. Protective Toe Impact testing determines the amount of protection to the toe under various foot pounds of force. Compression testing determines the amount of static pressure a steel/composite toe cap can withstand. Our boots are I75/C75. Footwear is built with nail-free construction to help insulate you from the ground to slow down conduction, but is not intended to be primary protection against electric shock. Leather footwear must be dry. Our electrical hazard boots meet and exceed ASTM electrical hazard standards.